The Plug,calibration,breathing Appar, cataloged under National Stock Number 4730-01-083-5458, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Biomarine Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-083-5458 |
| Primary Part Number | 200-983 |
| Item Name | Plug,calibration,breathing Appar |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Biomarine Inc |
| Status | ACTIVE |
| General Characteristics Item Description | ROUND SLOTTED HEAD; EXTERNAL THREADS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 200-983 PRIMARY | Biomarine Inc (USA) |
| 300-631 ITEM 8 | Biomarine Inc (USA) |
| Reference | Meaning |
|---|---|
| 200-983 | 5/9 Secondary reference Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip |
NSN 4730-01-083-5458 is a Plug,calibration,breathing Appar, manufactured by Biomarine Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-083-5458 has 2 manufacturer part numbers on file: 200-983 (Biomarine Inc), 300-631 ITEM 8 (Biomarine Inc).
Key specifications for 200-983: General Characteristics Item Description: ROUND SLOTTED HEAD; EXTERNAL THREADS; End Item Identification: 4220-01-101-6899 REBREATHER ASSEMBLY. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.